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Cheap flights from Canada to Louisville from C$ 230

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SDF
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Canada to Louisville

Enter your travel dates to find the best prices.

Cheapest flights from Canada to Louisville
Explore the most affordable flight options available from Canada to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 November 2025.

Wed 3/125:15 p.m.YYZ - SDF
1 stop27h 21mMultiple Airlines
Fri 12/124:26 p.m.SDF - YYZ
1 stop28h 53mMultiple Airlines
Deal found 6/11C$ 443
Wed 31/129:15 a.m.YEG - SDF
2 stops12h 41mDelta
Tue 6/14:56 p.m.SDF - YEG
2 stops9h 48mDelta
Deal found 5/11C$ 539
Thu 11/128:30 p.m.YYZ - SDF
1 stop14h 01mMultiple Airlines
Sun 14/127:44 p.m.SDF - YYZ
1 stop19h 10mMultiple Airlines
Deal found 5/11C$ 540
Sat 22/116:20 a.m.YOW - SDF
1 stop6h 57mUnited Airlines
Wed 26/112:02 p.m.SDF - YOW
1 stop7h 16mUnited Airlines
Deal found 6/11C$ 556
Wed 31/1212:45 a.m.YEG - SDF
1 stop10h 50mDelta
Tue 6/16:00 a.m.SDF - YEG
1 stop8h 11mDelta
Deal found 5/11C$ 574
Mon 29/1212:05 a.m.YEG - SDF
2 stops15h 21mDelta
Tue 6/16:00 a.m.SDF - YEG
1 stop8h 11mDelta
Deal found 5/11C$ 583
Tue 23/124:50 p.m.YYZ - SDF
1 stop20h 23mUnited Airlines
Tue 30/125:40 a.m.SDF - YYZ
1 stop10h 59mUnited Airlines
Deal found 6/11C$ 588
Wed 31/129:15 a.m.YEG - SDF
2 stops12h 41mDelta
Mon 5/16:00 a.m.SDF - YEG
2 stops13h 04mDelta
Deal found 5/11C$ 605
Sat 22/114:15 p.m.YOW - SDF
1 stop27h 21mMultiple Airlines
Wed 26/119:11 p.m.SDF - YOW
2 stops19h 38mMultiple Airlines
Deal found 6/11C$ 615
Tue 2/1212:37 p.m.YYC - SDF
1 stop5h 51mUnited Airlines
Tue 9/127:00 a.m.SDF - YYC
1 stop6h 35mUnited Airlines
Deal found 4/11C$ 618
Sat 22/119:45 a.m.YOW - SDF
1 stop9h 42mAir Canada
Tue 25/116:45 a.m.SDF - YOW
2 stops9h 35mAir Canada
Deal found 6/11C$ 629
Sat 22/115:00 a.m.YOW - SDF
2 stops12h 16mMultiple Airlines
Tue 25/116:45 a.m.SDF - YOW
2 stops9h 35mMultiple Airlines
Deal found 6/11C$ 638

Cheap flight deals from Canada to Louisville

Keep the following information in mind while searching for Canada to Louisville flight deals. Data was last updated 6 November 2025.

Round-trip from

C$ 419

One-way from

C$ 230

Popular in

October

Cheapest in

February

Average price

C$ 731
United Airlines
  • United Airlines
  • 16/1-19/1
  • 2 total stops
  • 10h 30m total
  • Canada to Louisville
Search Deals
American Airlines
  • American Airlines
  • 12/12
  • 1 total stop
  • 11h 51m total
  • Canada to Louisville
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 158 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from Canada to Louisville that are best for you.

Fly from

Canada

Fly to

Louisville

Route

Depart

Return

Price

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Fri 16/1

2:15 p.m.-7:43 p.m.

1 stop5h 28m

Louisville Intl

Mon 19/1

8:30 a.m.-1:32 p.m.

1 stop5h 02m

C$ 419

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Tue 24/2

3:15 p.m.-8:20 p.m.

1 stop5h 05m

Louisville Intl

Wed 25/2

5:35 a.m.-10:26 a.m.

1 stop4h 51m

C$ 420

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 3/12

5:15 p.m.-8:36 p.m.

1 stop27h 21m

Louisville Intl

Fri 12/12

4:26 p.m.-9:19 p.m.

1 stop28h 53m

C$ 443

WinnipegLouisville

YWG - SDF

YWGSDF

Winnipeg

Tue 10/3

2:15 p.m.-8:14 p.m.

1 stop4h 59m

Louisville Intl

Wed 11/3

1:55 p.m.-11:39 a.m.

2 stops22h 44m

C$ 488

OttawaLouisville

YOW - SDF

YOWSDF

Ottawa

Tue 24/2

2:50 p.m.-10:13 p.m.

2 stops7h 23m

Louisville Intl

Wed 25/2

6:15 a.m.-4:23 p.m.

2 stops10h 08m

C$ 494

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Sun 18/1

2:15 p.m.-10:30 p.m.

1 stop8h 15m

Louisville Intl

Sat 24/1

5:35 a.m.-4:02 p.m.

1 stop10h 27m

C$ 515

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Wed 25/2

8:55 a.m.-10:13 p.m.

1 stop13h 18m

Louisville Intl

Thu 26/2

5:35 a.m.-4:39 p.m.

1 stop11h 04m

C$ 518

EdmontonLouisville

YEG - SDF

YEGSDF

Edmonton

Wed 31/12

9:15 a.m.-11:56 p.m.

2 stops12h 41m

Louisville Intl

Tue 6/1

4:56 p.m.-12:44 a.m.

2 stops9h 48m

C$ 539

TorontoLouisville

YYZ - SDF

YYZSDF

Toronto Pearson Intl

Thu 11/12

8:30 p.m.-10:31 a.m.

1 stop14h 01m

Louisville Intl

Sun 14/12

7:44 p.m.-2:54 p.m.

1 stop19h 10m

C$ 540

EdmontonLouisville

YEG - SDF

YEGSDF

Edmonton

Tue 10/3

6:00 a.m.-10:18 p.m.

2 stops14h 18m

Louisville Intl

Wed 11/3

1:55 p.m.-11:18 p.m.

2 stops11h 23m

C$ 546

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 60 results
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Best time to book a flight from Canada to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Canada with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Canada to Louisville

What is the cheapest month to book a flight from Canada to Louisville?

Currently, February is the cheapest month in which you can book a flight from Canada to Louisville (average of C$ 196). Flying from Canada to Louisville in July is currently the most expensive (average of C$ 419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to SDF?

Find hourly flight availability from Canada to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 November 2025.

One of the essential ways to save on airfare from Canada to Louisville is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 28% on airfare.

What is the cheapest day to fly from Canada to Louisville?

Use this chart to determine the cheapest time to fly round-trip from Canada to Louisville. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Canada to Louisville flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated 6 November 2025.
Get a feel of what it's like to fly with United Airlines,American Airlines, andWestJet from Canada to Louisville by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,003 reviews
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,041 reviews
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
WestJet
7.2
Good
3,154 reviews
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,410 reviews
United Airlines
7.4
Good
9,003 reviews
Check prices

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Canada to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Canada?

    If you book a flight to Louisville from Canada, you will be flying to Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 8.5 km from the centre of Louisville.

  • How long is the flight from Canada to Louisville?

    For as low as C$ 419, United Airlines can have you in Louisville from Canada in 5h 28m. The distance between Canada and Louisville is about 1151 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Canada to Louisville one-way?

    C$ 230 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from C$ 344 and C$ 353, respectively.

  • What are the most popular routes from Canada to Louisville?

    The most popular route from Canada to Louisville is Toronto Pearson Intl - Louisville Intl. You may also consider Montreal Pierre Elliott Trudeau Intl - Louisville Intl or Edmonton - Louisville Intl.

  • Can I find deals for flights from Canada to Louisville that include hotel bookings?

    Yes. In addition to deals on Canada to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Canada to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Canada to Louisville.

  • Can I find deals for business class flights from Canada to Louisville?

    Yes. Cheapflights offers flight deals from Canada to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Canada to Louisville?

    Currently, February is the cheapest month in which you can book a flight from Canada to Louisville (average of C$ 196). Flying from Canada to Louisville in July is currently the most expensive (average of C$ 419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Canada to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Canada to Louisville

Discover the top 4 airlines that operate flights from Canada to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 196AverageC$ 663FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 367AverageC$ 718FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 439AverageC$ 724FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 597AverageC$ 735FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Canada to Louisville?

Cheapflights makes it easy to find Canada to Louisville flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Canada to Louisville?

Millions of users choose and trust Cheapflights to book the best flight deals from Canada to Louisville for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Canada to Louisville with no change fees?

Certainly. Search results for flights to Louisville from Canada shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Canada to Louisville become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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